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谁会这道题:Waitamoment,pleaWaitamoment,please.I'llshowyouit.[]A.howtodoB.whattodoC.whentodoD.whichtodo

题目详情
谁会这道题:Wait a moment,plea
Wait a moment,  please.I'll show you _______ it.   [     ]
A.how to do                
B.what to do  
C.when to do              
D.which to do
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答案和解析
A